CN215080427U

CN215080427U - Multidirectional draw gear of knee joint for orthopedic rehabilitation nursing

Info

Publication number: CN215080427U
Application number: CN202120943348.XU
Authority: CN
Inventors: 徐旭芬
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-12-10
Anticipated expiration: 2031-04-28

Abstract

The utility model discloses a multidirectional draw gear of knee joint for orthopedic rehabilitation nursing, which belongs to the field of medical equipment. The utility model provides a knee joint multidirectional draw gear for orthopedic rehabilitation, which comprises a base plate, base plate top surface middle part has set firmly the position sleeve, the inside cover of position sleeve is equipped with the lift post, the gear rail groove has been seted up to the lift post antetheca, lift post top surface has set firmly the service creeper, service creeper bottom surface left side has set firmly electric putter A, the head board groove has been seted up in service creeper top surface left side, the head board inslot is equipped with pulls the head board, it is equipped with the fixed cover of head to pull the head board top surface, it has set firmly two limit slider A to pull symmetrical structure around the head board bottom surface is, the service creeper right-hand member articulates there is the leg bearing subassembly. The utility model discloses a service effect that service creeper and leg bearing subassembly articulated be connected, when the improper tie of patient was lain, can sit and stand at the service creeper, carries out the angular rotation regulation to the leg bearing subassembly for the device satisfies different patients' use, has improved the device greatly.

Description

Multidirectional draw gear of knee joint for orthopedic rehabilitation nursing

Technical Field

The utility model relates to the field of medical equipment, more specifically say, relate to a knee joint multidirectional draw gear for orthopedic rehabilitation and nursing.

Background

The knee joint is composed of the lower end of the femur, the upper end of the tibia and the patella, is the most complex joint of the human body, and belongs to the pulley joint. Knee osteoarthritis is the most common skeletal muscle disease and the leading cause of disability in the middle aged and elderly, and 85% total knee replacement is due to knee osteoarthritis. One of the common problems in total knee replacement is the treatment of bone defects, which may occur in tibia, femur and patella, and are mostly seen in tibial plateau bone defects, and the incidence rate of femur distal bone defects is lower than that of tibia bone defects, but the femur distal bone defects may increase the flexion-extension gap, especially the flexion-extension gap, of the knee joint. Patent document of publication number CN111166548A provides a knee joint multidirectional draw gear for orthopedics rehabilitation nursing among the prior art, the device is provided with the bearing board through the inside at the mounting panel, when rotating the adjusting bolt, can drive the bearing board and open certain angle in the inside of mounting panel, rethread second cylinder promotes the mounting panel and is the removal of horizontal direction inside the base member, make the knee joint change the activity angle of joint when pulling, the flexibility of joint traction in-process has been increased, be favorable to improving the recovered effect of knee joint, although the device beneficial effect is more, nevertheless still there is the following problem: when the device mounting plate and the guide plate are folded and lifted in the base body, the folding accommodating grooves of the base body top surface mounting plate and the guide plate are exposed on the outer side, clothes of a patient easily fall into the grooves, and when the mounting plate and the guide plate retract into the base body, the clothes of the patient are easily damaged, so that the potential safety hazard exists.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide an orthopedics is knee joint multidirectional draw gear for rehabilitation and nursing to solve the problem that provides among the above-mentioned background art.

2. Technical scheme

A multidirectional knee joint traction device for orthopedic rehabilitation nursing comprises a base plate, wherein a control mechanism is arranged on the left side of the top surface of the base plate, a positioning sleeve is fixedly arranged in the middle of the top surface of the base plate, a movable groove is formed in the front wall of the positioning sleeve, a supporting plate is fixedly arranged on the front wall of the positioning sleeve relative to the outer portion of the movable groove, a gear is rotatably connected between the middle of the supporting plate, a stepping motor is fixedly arranged on the right side of the gear, a lifting column is sleeved inside the positioning sleeve, a gear rail groove is formed in the front wall of the lifting column, a lying plate is fixedly arranged on the top surface of the lifting column, an electric push rod A is fixedly arranged on the left side of the bottom surface of the lying plate, a supporting seat A is fixedly arranged at the telescopic end of the electric push rod A, a supporting seat limiting groove is formed in the bottom surface of the lying plate relative to the position of the supporting seat A, a head plate groove is formed in the left side of the top surface of the lying plate, two limiting sliding grooves A are formed in a front-back symmetrical structure relative to the position of the lower side of the head plate groove, a traction head plate is arranged in the head plate groove, a head fixing sleeve is arranged on the top surface of the traction head plate, two limiting slide blocks A are fixedly arranged on the bottom surface of the traction head plate in a front-back symmetrical structure, a leg bearing assembly is hinged to the right end of the lying plate and comprises a leg bearing plate, two leg plate grooves are arranged on the bottom surface of the leg bearing plate in a front-back symmetrical structure, two limiting slide grooves B are arranged in the leg bearing plate in a front-back symmetrical structure relative to the position outside the leg plate grooves, a traction leg plate is arranged in each leg plate groove, a foot plate is fixedly arranged at the right end of the traction leg plate, a foot fixing sleeve is fixedly arranged on the left wall of the foot plate, two limiting slide blocks B are fixedly arranged on the outer portion of the traction leg plate in a front-back symmetrical structure, an electric push rod B is fixedly arranged on the bottom surface of the traction leg plate, a ratchet is fixedly arranged on the front side of a hinge shaft at the left end of the leg bearing plate, ratchets are arranged on the left side of the top surface of the ratchet, and pawls are arranged on the right side of the top surface of the ratchet, the left end of the ratchet and the right end of the pawl are both rotatably connected with a deflector rod, and a torsion arm spring is sleeved at the rear part of the deflector rod.

Preferably, the gear is in meshed transmission with the gear rail groove.

Preferably, the limiting sliding block A is in sliding fit with the limiting sliding groove A.

Preferably, the limiting sliding block B is in sliding fit with the limiting sliding groove B.

Preferably, the ratchet and the pawl are in snap fit with the ratchet wheel.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses seted up spacing spout B in the leg bearing board bottom surface, drive when electric putter B and pull the leg board and pull in spacing spout B and draw tensile, in spacing spout B can not be filled in to the patient clothing, protected the clean and tidy of patient's clothing, the folding groove of accomodating of having solved base member top surface mounting panel and deflector exposes in the outside, and in the easy groove of falling into of patient's clothing, in mounting panel and deflector withdrawal base member, easily press from both sides the problem that decreases patient's clothing, there is the use potential safety hazard.

2. The utility model discloses a service effect that service creeper and leg bearing subassembly articulated be connected, when the improper tie of patient was lain, can sit and stand at the service creeper, carries out the angular rotation regulation to the leg bearing subassembly for the device satisfies different patients' use, has improved the device greatly.

3. The utility model discloses add in the service creeper left side and establish and pull the first board, through pulling the first board, can carry out the cervical vertebra to the patient and pull tensile, enlarged device service function, strengthened the whole practicality of device, this device simple structure moreover, it is with low costs, the simple operation has higher usability.

Drawings

Fig. 1 is a left side schematic view of the overall structure of the present invention;

fig. 2 is a schematic bottom view of the overall structure of the present invention;

FIG. 3 is a sectional view of the structure of the positioning sleeve of the present invention;

FIG. 4 is a left side schematic view of the cross-sectional structure of the lying plate of the present invention;

FIG. 5 is a sectional schematic view of the lying plate structure of the present invention;

FIG. 6 is a left side schematic view of the leg support assembly of the present invention;

FIG. 7 is a schematic top view of the leg support assembly of the present invention;

fig. 8 is an enlarged schematic view of the structure at a position a of the present invention;

the reference numbers in the figures illustrate: 1. a base plate; 2. a positioning sleeve; 3. a lying board; 4. a traction head plate; 5. a leg rest assembly; 201. a gear; 202. a stepping motor; 203. a lifting column; 204. a gear track groove; 301. an electric push rod A; 302. a limiting chute A; 401. a limiting slide block A; 501. a leg-bearing plate; 502. a leg plate slot; 503. a limiting sliding chute B; 504. a traction leg plate; 505. a foot plate; 506. a limiting slide block B; 507. an electric push rod B; 508. a ratchet wheel; 509. a ratchet; 510. a pawl; 511. a deflector rod.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-8, the present invention provides a technical solution:

a multidirectional knee joint traction device for orthopedic rehabilitation nursing comprises a base plate 1, a control mechanism is arranged on the left side of the top surface of the base plate 1, a positioning sleeve 2 is fixedly arranged in the middle of the top surface of the base plate 1, a movable groove is formed in the front wall of the positioning sleeve 2, a supporting plate is fixedly arranged on the front wall of the positioning sleeve 2 relative to the outer part of the movable groove, a gear 201 is rotatably connected in the middle of the supporting plate, a stepping motor 202 is fixedly arranged on the right side of the gear 201, a lifting column 203 is sleeved in the positioning sleeve 2 to facilitate lifting of a lying plate 3, a gear rail groove 204 is formed in the front wall of the lifting column 203, a lying plate 3 is fixedly arranged on the top surface of the lifting column 203, an electric push rod A301 is fixedly arranged on the left side of the bottom surface of the lying plate 3, a support seat A is fixedly arranged at the telescopic end of the electric push rod A301, a support seat limiting groove is formed in the position of the bottom surface of the lying plate 3 relative to the support seat A, a head plate groove is conveniently and a head plate groove is formed in the left side of the top surface of the lying plate 3, two limiting sliding grooves A302 are symmetrically arranged in the front and back structure in the position of the lying plate 3 relative to the lower side of the head plate groove, a traction head plate 4 is arranged in a head plate groove, a head fixing sleeve is arranged on the top surface of the traction head plate 4, two limit slide blocks A401 are fixedly arranged on the bottom surface of the traction head plate 4 in a front-back symmetrical structure, a leg bearing assembly 5 is hinged at the right end of a lying plate 3, the leg bearing assembly 5 comprises a leg bearing plate 501, two leg plate grooves 502 are arranged on the bottom surface of the leg bearing plate 501 in a front-back symmetrical structure, two limit slide grooves B503 are arranged in the leg bearing plate 501 in a front-back symmetrical structure relative to the outer side of the leg plate grooves 502 in the front-back symmetrical structure, a traction leg plate 504 is arranged in the leg plate groove 502, a foot plate 505 is fixedly arranged at the right end of the traction leg plate 504, a foot fixing sleeve is fixedly arranged on the left wall of the foot plate 505, two limit slide blocks B506 are fixedly arranged on the outer side of the traction leg plate 504 in a front-back symmetrical structure, an electric push rod B507 is fixedly arranged on the bottom surface of the traction leg plate 504, a ratchet 508 is fixedly arranged on the front side of a hinge shaft at the left end of the leg bearing plate 501, a ratchet 509 is arranged on the left side of the top surface of the ratchet 508, a pawl 510 is arranged on the right side of the ratchet 508, the left end of the ratchet 509 and the right end of the pawl 510 are both rotatably connected with a shift lever 511, and a torsion arm spring is sleeved at the rear part of the shift lever 511, so as to drive the ratchet 509 and the pawl 510 to clamp the ratchet 508.

Specifically, the gear 201 is in meshing transmission with the gear rail groove 204, so that the lying plate 3 and the leg bearing assembly 5 can be conveniently lifted, and the traction leg plate 504 after angle adjustment can be conveniently stretched and pulled.

Further, the limiting sliding block A401 is in sliding fit with the limiting sliding groove A302, so that the movement track of the traction head plate 4 is limited conveniently.

Still further, the limit sliding block B506 is in sliding fit with the limit sliding groove B503, so as to limit the moving track of the traction leg plate 504.

In addition, the ratchet 509 and the pawl 510 are engaged with the ratchet 508, so as to fix the leg-support assembly 5 after being tilted.

The working principle is as follows: when the device is used for carrying out knee joint traction treatment on a patient, firstly, the patient lies on the lying plate 3, then the patient places feet on the foot plates 505, the feet are fixed through the foot fixing sleeves, then the two electric push rods B507 are started through the control mechanism, the electric push rods B507 stretch to drive the traction leg plates 504 to move towards the right end, and further the leg joints of the patient are stretched and pulled, when the patient is not suitable for lying treatment, the patient can sit on the upper side of the lying plate 3, then the deflector rod 511 is manually shifted, the ratchet 509 and the pawl 510 are separated from the outside of the ratchet 508, then the leg bearing assembly 5 is adjusted, after the patient turns over to a proper angle, the deflector rod 511 is released, then the stepping motor 202 is started to work through the external control mechanism, the gear 201 is driven to jack up the lifting column 203, so that the lying plate 3 and the leg bearing assembly 5 are lifted, then the feet of the patient are fixed with the foot plates 505, the electric push rods B507 are started again to drive the traction leg plates 504 to stretch, if the cervical vertebra of the patient needs to be pulled and stretched, the head of the patient is fixed with the traction head plate 4 through the head fixing sleeve, and then the electric push rod A301 is started to pull and stretch.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multidirectional draw gear of knee joint for orthopedic rehabilitation nursing, includes bed plate (1), its characterized in that: the utility model discloses a lifting mechanism of a base plate, including bed plate (1), gear (201), step motor (202), lifting column (203), gear rail groove (204), creeper (203), creeper (3) top surface, bed plate (3), electric putter A (301), supporting seat A (301) is set firmly to flexible end of electric putter A (301), supporting seat spacing groove has been seted up for supporting seat A's position in creeper (3) bottom surface, creeper (3) top surface left side has been seted up head plate groove, the novel leg-supporting plate is characterized in that the inner part of the service creeper (3) is provided with two limiting sliding grooves A (302) which are symmetrically arranged in the front and back direction relative to the position of the lower side of the head plate groove, a traction head plate (4) is arranged in the head plate groove, the top surface of the traction head plate (4) is provided with a head fixing sleeve, the bottom surface of the traction head plate (4) is provided with two limiting sliding blocks A (401) which are symmetrically arranged in the front and back direction, the right end of the service creeper (3) is hinged with a leg-supporting assembly (5), the leg-supporting assembly (5) comprises a leg-supporting plate (501), the bottom surface of the leg-supporting plate (501) is provided with two leg plate grooves (502) which are symmetrically arranged in the front and back direction relative to the position of the outer side of the leg plate groove (502), the two limiting sliding grooves B (503) are arranged in the front and back directions relative to the position of the outer side of the leg plate groove (502), the right end of the traction leg plate (504) is fixedly provided with a foot plate (505), baseboard (505) left wall has set firmly the fixed cover of foot, draw leg plate (504) outside to be around symmetrical structure set firmly two limit slider B (506), draw leg plate (504) bottom surface to have set firmly electric putter B (507), leg plate (501) left end hinge front side has set firmly ratchet (508), ratchet (508) top surface left side is equipped with ratchet (509), ratchet (508) top surface right side is equipped with pawl (510), ratchet (509) left end and pawl (510) right-hand member all rotate and are connected with driving lever (511), driving lever (511) rear portion cover is equipped with the swing arm spring.

2. The multidirectional traction device of a knee joint for orthopedic rehabilitation nursing according to claim 1, characterized in that: the gear (201) is in meshed transmission with the gear rail groove (204).

3. The multidirectional traction device of a knee joint for orthopedic rehabilitation nursing according to claim 1, characterized in that: and the limiting sliding block A (401) is in sliding fit with the limiting sliding groove A (302).

4. The multidirectional traction device of a knee joint for orthopedic rehabilitation nursing according to claim 1, characterized in that: and the limiting sliding block B (506) is in sliding fit with the limiting sliding groove B (503).

5. The multidirectional traction device of a knee joint for orthopedic rehabilitation nursing according to claim 1, characterized in that: the ratchet (509) and the pawl (510) are in clamping fit with the ratchet wheel (508).